Fast Calendar: Minimal Memo

Fast Calendar is a minimal calendar memo app designed for effortless daily note-taking and monthly activity tracking.

Key Features:
- Instant Memo Writing: Tap any date on the calendar to start writing notes immediately.
- Grass Activity Grid: View your monthly memo density at a glance with a visual contribution map.
- Powerful Undo & Redo: Granular history tracking lets you revert or reapply text changes easily.
- Quick Tags & Search: Insert frequently used phrases with one tap and find past memos instantly by keyword or date.
- Dark Mode Supported: Seamlessly switches between Light and Dark themes for comfortable viewing anytime.

Keep your calendar clean and your thoughts organized with Fast Calendar.